* [PATCH v2] ata: sata_gemini: Add check for clk_enable
@ 2024-04-03 4:33 Chen Ni
2024-04-04 3:44 ` Damien Le Moal
0 siblings, 1 reply; 2+ messages in thread
From: Chen Ni @ 2024-04-03 4:33 UTC (permalink / raw)
To: linus.walleij, dlemoal, cassel; +Cc: linux-ide, linux-kernel, Chen Ni
The call to clk_enable() in gemini_sata_start_bridge() can fail.
Add a check to detect such failure.
Signed-off-by: Chen Ni <nichen@iscas.ac.cn>
---
Changelog:
v1 -> v2:
1. Simplify commit message
---
drivers/ata/sata_gemini.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/ata/sata_gemini.c b/drivers/ata/sata_gemini.c
index 400b22ee99c3..4c270999ba3c 100644
--- a/drivers/ata/sata_gemini.c
+++ b/drivers/ata/sata_gemini.c
@@ -200,7 +200,10 @@ int gemini_sata_start_bridge(struct sata_gemini *sg, unsigned int bridge)
pclk = sg->sata0_pclk;
else
pclk = sg->sata1_pclk;
- clk_enable(pclk);
+ ret = clk_enable(pclk);
+ if (ret)
+ return ret;
+
msleep(10);
/* Do not keep clocking a bridge that is not online */
--
2.25.1
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH v2] ata: sata_gemini: Add check for clk_enable
2024-04-03 4:33 [PATCH v2] ata: sata_gemini: Add check for clk_enable Chen Ni
@ 2024-04-04 3:44 ` Damien Le Moal
0 siblings, 0 replies; 2+ messages in thread
From: Damien Le Moal @ 2024-04-04 3:44 UTC (permalink / raw)
To: Chen Ni, linus.walleij, cassel; +Cc: linux-ide, linux-kernel
On 4/3/24 13:33, Chen Ni wrote:
> The call to clk_enable() in gemini_sata_start_bridge() can fail.
> Add a check to detect such failure.
>
> Signed-off-by: Chen Ni <nichen@iscas.ac.cn>
Applied to for-6.9-fixes. Thanks !
--
Damien Le Moal
Western Digital Research
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